Home / 1,305,104,765.80-1,801,092,096.90-710,360,503.96

Finding the Fourth Proportional to 1,305,104,765.80, 1,801,092,096.90 and 710,360,503.96

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Solution

The fourth proportional to 1,305,104,765.80, 1,801,092,096.90 and 710,360,503.96 is: 980,323,360.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,104,765.80 : 1,801,092,096.90 = 710,360,503.96 : x
  2. Step 2: Convert to fraction form
    1,305,104,765.80/1,801,092,096.90 = 710,360,503.96/x
  3. Step 3: Cross multiply
    1,305,104,765.80x = 1,801,092,096.90 × 710,360,503.96
  4. Step 4: Simplify right side
    1,305,104,765.80x = 1,279,424,689,632,257,280
  5. Step 5: Solve for x
    x = 1,279,424,689,632,257,280/1,305,104,765.80
  6. Step 6: Final answer
    x = 980,323,360.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.